chongqing Masu kera injinan ɗagawa ne chongqing sha'anin hadawa samarwa, bincike da ci gaba, masana'antu, da kuma tallace-tallace na chongqing dagawa kayan aiki, chongqing dagawa inji, chongqing dagawa kayan aiki da kuma ayyuka! Amintaccen inganci, fifiko farashin, m bayan- sabis na tallace-tallace, ya cancanci amincewa!